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2742567001217 = 19144345631643
BaseRepresentation
bin100111111010001101101…
…110110101110010000001
3100201012001012122221212122
4213322031232311302001
5324413234123014332
65455530132534025
7402100236604661
oct47721556656201
910635035587778
102742567001217
1196813063452a
12383640181315
1316b8138418a4
1496a532541a1
154b5190cec12
hex27e8dbb5c81

2742567001217 has 4 divisors (see below), whose sum is σ = 2886912632880. Its totient is φ = 2598221369556.

The previous prime is 2742567001171. The next prime is 2742567001231. The reversal of 2742567001217 is 7121007652472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2742567001217 - 220 = 2742565952641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2742567001417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72172815803 + ... + 72172815840.

It is an arithmetic number, because the mean of its divisors is an integer number (721728158220).

Almost surely, 22742567001217 is an apocalyptic number.

It is an amenable number.

2742567001217 is a deficient number, since it is larger than the sum of its proper divisors (144345631663).

2742567001217 is a wasteful number, since it uses less digits than its factorization.

2742567001217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144345631662.

The product of its (nonzero) digits is 329280, while the sum is 44.

The spelling of 2742567001217 in words is "two trillion, seven hundred forty-two billion, five hundred sixty-seven million, one thousand, two hundred seventeen".

Divisors: 1 19 144345631643 2742567001217